Plusus Lifecard - The World's Thinnest Powerbank - Credit Card Size - Carry in Wallet/Purse - Built in Cable - Apple Certified - Brushed Stainless Steel Finish Fits just like a credit card but powers your device. Built in cable for ultimate convenience. You dont need your cable to charge your device. 1500 mAH - Charge up to 80% of an iphone 5s and up to 65% of an iphone 6. Output - 5V, 1A. Input 5V, 0.8A. High grade stainless steel space frame. Lazer welded and adhesive bonded for structurel strength. Winner of iphone Life Magazine - Best of CES 2016